www.dynafilter.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6c:7a:6b:f7:cb:5d:05:a9:65:d6:37:a6:95:b3:bf:0f:f5 was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.dynafilter.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6c:7a:6b:f7:cb:5d:05:a9:65:d6:37:a6:95:b3:bf:0f:f5
Serial Number (int): 298250079839858994999825904491512587030517
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1b:f1:d3:d8:c9:37:7d:05:35:2d:59:1c:15:94:68:96:66:e7:88:54
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 30:7a:75:e2:a0:b7:0e:82:40:b3:0b:22:97:85:6c:51:59:dc:6f:d9
Fingerprint (sha256): f1:30:c1:5e:68:b8:fe:e8:90:f3:e3:e2:8b:3e:2d:f1:28:19:92:43:8d:bb:9c:38:55:e2:08:8c:e2:31:d1:3a

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.dynafilter.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.dynafilter.com

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.dynafilter.com

Other certificates including the domain name dynafilter.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.dynafilter.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 298250079839858994999825904491512587030517
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-12 23:55:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 23:55:38 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.dynafilter.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 648060629693026644647157019695273566616445051563467632498729231957992941038640502166627452053288349916378413214864033074384302400803476292391326502415430237008821215508730188360197532895653165403411655325563414246437413168372053090252192081432388916074400860254042089207465456269137675831613608701352153748709866433207538307716144673411079208401582589948530645697383979251981381722094293481557454325539895440799157885374550644435973730600123830031759077939090181434476426642141875081222529318466885240938682831740723355850798864589457722947990077153047325144704820467750930488968853399362242147306480620419300338945549532895491361238582590313659892125683786411174437711850840077234408129030867458283863511195358733137767414201707202533365201882644585049421095753413239497576029802552288889302966771262160505779982528172298343995289378634462273628501775331286243024711912685691166679136105723317668398835888873155631735474988397291781209448989812088135478857250712991333777385131733430119748841230571808526610590991663145319162833565300893102175445027936712787246204474998559782494596054588437750247081872183373474723999567589968100506086926101699670748948398683984377439182869074241379251317125995465918299250189010726288653839259453
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							1bf1d3d8c9377d05352d591c1594689666e78854
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dynafilter.com'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc29d1ac5000004030046304402203918a85be6106b0c084272ffca826c17bb82477dac13e6cae75e459e831fe11702206b1fd412dc0e9fc690cf71160ef55d21e533d16ad15c9282bc830bdbf1209fe40076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc29d1d8f0000040300473045022071bc6e3c68d737e3710a583be262b0340cb96fa72ae0ee8290602ac67003fe3e022100bc6565cb04c833038a2cc1037af5169c0eb3b1b2b040d36de458ca47528a9b51
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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